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 <caption><H1> Internal program variables in thresh.f90 </H1></caption>
<tr align=left><td colspan="3"> [Math symbols are explained at the end of the table] </td></tr>
<tr align=center><th>Variable Name</th><th>Type</th><th>Explanation</th></tr>
<tr align=center><th colspan="3" style='border:1px solid black;padding:0in 6pt 0in 6pt'> INTEGER </th></tr>
<tr align=left><td><code> AWICompOffset </code></td><td> Integer </td><td> Offset used to shift location in computing AWI </td></tr>
<tr align=left><td><code> AWIExceedCtr </code></td><td> Integer </td><td> Counter for exceedance of antecedent water index threshold </td></tr>
<tr align=left><td><code> AWIIntensCtr </code></td><td> Integer </td><td> Counter for combined exceedance of intensity duration threshold and antecedent water index </td></tr>
<tr align=left><td><code> ctr </code></td><td> Integer </td><td> Counter for number of lines in rainfall data files </td></tr>
<tr align=left><td><code> ctr_recent_antecedent </code></td><td> Integer </td><td> Counter for exceedance of <i>R</i><sup>1</sup>-day recent and previous <i>A</i><sup>2</sup>-day antecedent threshold </td></tr>
<tr align=left><td><code> ctra </code></td><td> Integer </td><td> Counter for number of possible values of running average intensity </td></tr>
<tr align=left><td><code> ctri </code></td><td> Integer </td><td> Counter for number of possible values of storm-average intensity (<i>I</i><sup>3</sup>) or constant-duration intensity(<i>I<sub>FD</sub></i><sup>4</sup>) </td></tr>
<tr align=left><td><code> ctrira  </code></td><td> Integer </td><td> Counter for combined exceedance of recent-antecedent threshold and running average rainfall intensity threshold </td></tr>
<tr align=left><td><code> ctria  </code></td><td> Integer </td><td> Counter for exceedance of running average rainfall intensity threshold, <i>I<sub>E</sub></i><sup>5</sup> </td></tr>
<tr align=left><td><code> ctrid  </code></td><td> Integer </td><td> Counter for exceedance of storm-duration average intensity, (Intensity-Duration) threshold </td></tr>
<tr align=left><td><code> cumAntecedentRainfallCtr </code></td><td> Integer </td><td> Counter for number of possible values of <i>A</i>-day cumulative antecedent precipitation </td></tr>
<tr align=left><td><code> diffPtrOffset </code></td><td> Integer </td><td> Difference between minutes on local system (<code>sysMin</code>) and minutes in time stamp of recent data, used to set pointer to most recent data </td></tr>
<tr align=left><td><code> ev_recent_antecedent </code></td><td> Integer </td><td> Number of continuous periods of threshold exceedance for the <i>R</i>-day and <i>A</i>-day antecedent precipitation threshold </td></tr>
<tr align=left><td><code> evawid </code></td><td> Integer </td><td> Number of continuous periods of combined exceedance for the Intensity-Duration threshold and Antecedent Water Index</td></tr>
<tr align=left><td><code> evira </code></td><td> Integer </td><td> Holds number of contiguous rows in an array that exceed the threshold </td></tr>
<tr align=left><td><code> evia </code></td><td> Integer </td><td> Number of continuous periods of threshold exceedance for the <i>D<sub>f</sub></i><sup>6</sup>-hour running average intensity threshold </td></tr>
<tr align=left><td><code> evid </code></td><td> Integer </td><td> Number of continuous periods of threshold exceedance for the intensity duration threshold </td></tr>
<tr align=left><td><code> fmins </code></td><td> Integer </td><td> Minutes of latest time at last station listed in thresh_in.txt, used in setting <code>latestTime<code> </td></tr>
<tr align=left><td><code> i </code></td><td> Integer </td><td> Loop index, mainly used for stepping through station numbers </td></tr>
<tr align=left><td><code> imid </code></td><td> Integer </td><td> Integer used to extract numerical values from time and date strings </td></tr>
<tr align=left><td><code> intervals </code></td><td> Integer </td><td> Number of linear interpolating intervals chosen by the user  </td></tr>
<tr align=left><td><code> lineCtr </code></td><td> Integer </td><td> Line counter used for reading thresh_in.txt and reporting errors </td></tr>
<tr align=left><td><code> maxDataGap </code></td><td> Integer </td><td> Maximum length in number of lines for data gaps, used to initialize array <code> ctrHolder </code> </td></tr>
<tr align=left><td><code> maxLines </code></td><td> Integer </td><td> Used to set length of arrays for time-series input and output data </td></tr>
<tr align=left><td><code> midnightVal </code></td><td> Integer </td><td> Flag to compensate for differences in timestamp conventions </td></tr>
<tr align=left><td><code> nlo20  </code></td><td> Integer </td><td> Used to set length of pointer arrays for instances of threshold exceedance. </td></tr>
<tr align=left><td><code> numNewLines  </code></td><td> Integer </td><td> Number of lines of new data since last run of program (i.e. number of lines between last and newest) </td></tr>
<tr align=left><td><code> numPlotPoints </code></td><td> Integer </td><td> Number of values saved to a text file formatted for use by plotting routines </td></tr>
<tr align=left><td><code> numPlotPoints2 </code></td><td> Integer </td><td> Number of values saved to a second text file formatted for use by plotting routines </td></tr>
<tr align=left><td><code> numStations </code></td><td> Integer </td><td> Number of rainfall stations to be analyzed </td></tr>
<tr align=left><td><code> resetAntDay </code></td><td> Integer </td><td> The day to start annual antecedent rainfall running total </td></tr>
<tr align=left><td><code> resetAntMonth </code></td><td> Integer </td><td> The month to start annual antecedent rainfall running total </td></tr>
<tr align=left><td><code> rph </code></td><td> Integer </td><td> Number of readings per hour </td></tr>
<tr align=left><td><code> sumTintensity </code></td><td> Integer </td><td> Sum of integer precipitation values used in computing rainfall intensity as determined by value of <code>Tintensity</code>. </td></tr>
<tr align=left><td><code> sysMonth  </code></td><td> Integer </td><td> System month </td></tr>
<tr align=left><td><code> sysDay  </code></td><td> Integer </td><td> System day of the month </td></tr>
<tr align=left><td><code> sysHour  </code></td><td> Integer </td><td> System hour </td></tr>
<tr align=left><td><code> sysMin  </code></td><td> Integer </td><td> System minute </td></tr>
<tr align=left><td><code> sysSec  </code></td><td> Integer </td><td> System second </td></tr>
<tr align=left><td><code> sysYear  </code></td><td> Integer </td><td> System year </td></tr>
<tr align=left><td><code> Tantecedent </code></td><td> Integer </td><td> Number of hours of precipitation input data to compute the antecedent rainfall </td></tr>
<tr align=left><td><code> timezoneOffset </code></td><td> Integer </td><td> Number of hours difference between data logger clock and UTC or local time</td></tr>
<tr align=left><td><code> tptr </code></td><td> Integer </td><td> Auxiliary pointer used in computing precipitation sums for various time periods </td></tr>
<tr align=left><td><code> tRainfallBegan  </code></td><td> Integer </td><td> Beginning time for rainfall for beginning of latest (or current) storm </td></tr>
<tr align=left><td><code> tRainfallEnd </code></td><td> Integer </td><td> Ending time for rainfall for latest (or current) storm </td></tr>
<tr align=left><td><code> Trecent </code></td><td> Integer </td><td> Number of hours of precipitation input data to compute the recent rainfall </td></tr>
<tr align=left><td><code> tStormGap  </code></td><td> Integer </td><td> Holds running count of hours since end of most recent storm </td></tr>
<tr align=left><td><code> xptr  </code></td><td> Integer </td><td> Auxiliary pointer used in computing various cumulative values (<code>sumPrecip</code>, <code>sumTintensity</code>, etc) </td></tr>
<tr align=left><td><code> year </code></td><td> Integer </td><td> Current year or the year of the data being analyzed </td></tr>
<tr align=center><th colspan="3" style='border:1px solid black;padding:0in 6pt 0in 6pt'> INTEGER ARRAYS </th></tr>
<tr align=left><td><code> da </code></td><td> Integer array </td><td> Day of month value from timestamp in rain gage input file </td></tr>
<tr align=left><td><code> hr </code></td><td> Integer array </td><td> Hour value from timestamp in rain gage input file </td></tr>
<tr align=left><td><code> lastDayofMonth </code></td><td> Integer array</td><td> List of number of days in each month, corrects for months without 31 days </td></tr>
<tr align=left><td><code> latestDay </code></td><td> Integer array </td><td> Day of month of latest data in rain gage input file </td></tr>
<tr align=left><td><code> latestHour </code></td><td> Integer array </td><td> Hour of latest data in rain gage input file </td></tr>
<tr align=left><td><code> latestMinute </code></td><td> Integer array </td><td> Minutes of latest data in rain gage input file </td></tr>
<tr align=left><td><code> latestMonth </code></td><td> Integer array </td><td> Month of latest data in rain gage input file </td></tr>
<tr align=left><td><code> latestYear </code></td><td> Integer array </td><td> Year of latest data in rain gage input file </td></tr>
<tr align=left><td><code> mins </code></td><td> Integer array </td><td> Minute value from timestamp in rain gage input file </td></tr>
<tr align=left><td><code> timestampMonth </code></td><td> Integer array </td><td> Month value from timestamp in rain gage input file </td></tr>
<tr align=left><td><code> precip </code></td><td> Integer array </td><td> Precipitation value (hundredths of an inch or tenths of millimeter) from rain gage input file </td></tr>
<tr align=left><td><code> pt_recent_antecedent </code></td><td> Integer array </td><td> Pointer used in tracking exceedance of the <i>R</i>-day and <i>A</i>-day cumulative rainfall amounts </td></tr>
<tr align=left><td><code> ptawid </code></td><td> Integer array </td><td> Pointer used in tracking combined exceedance of the AWI and intensity-duration threshold </td></tr>
<tr align=left><td><code> ptira </code></td><td> Integer array </td><td> Pointer used in tracking combined exceedance of the running average intensity and recent-antecedent precipitation threshold </td></tr>
<tr align=left><td><code> ptia </code></td><td> Integer array </td><td> Pointer used in tracking exceedance of the running average rainfall intensity, <i>I<sub>E</sub></i> </td></tr>
<tr align=left><td><code> ptid </code></td><td> Integer array </td><td> Pointer used in tracking exceedance of the running storm-duration average rainfall intensity, <i>I</i> </td></tr>
<tr align=left><td><code> stationPtr </code></td><td> Integer array </td><td> Pointer for each station </td></tr>
<tr align=left><td><code> ctrHolder </code></td><td> Integer array </td><td> Holds counter values for each station </td></tr>
<tr align=left><td><code> tlenx </code></td><td> Integer array </td><td> Holds a value twice the length of the plotting window, <code>twin</code>, provided sufficient data exist and used to manage starting point for computations in real-time operations, at end of program run, values are saved in last column of Thlast.txt </td></tr>
<tr align=left><td><code> numTimestampsHolder </code></td><td> Integer array </td><td> Holds time stamps for last data as listed in the file 'Thlast.txt' </td></tr>
<tr align=left><td><code> tempStatNum </code></td><td> Integer array </td><td> Station number of corresponding data file (initialization data) </td></tr>
<tr align=left><td><code> timestampYear </code></td><td> Integer array </td><td> Year value from timestamp in rain gage input file </td></tr>
<tr align=left><td><code> unitNumber </code></td><td> Integer array </td><td> Unit number(s) of files connected to the program </td></tr>
<tr align=center><th colspan="3" style='border:1px solid black;padding:0in 6pt 0in 6pt'> CHARACTER </th></tr>
<tr align=left><td><code> pathThlast  </code></td><td> Character </td><td> Path name of file Thlast.txt  </td></tr>
<tr align=left><td><code> outputFolder </code></td><td> Character </td><td> Path name to folder where results will be stored </td></tr>
<tr align=left><td><code> junk </code></td><td> Character </td><td> Descriptive text at beginning of most lines in <code>thresh_in.txt</code> </td></tr>
<tr align=left><td><code> archiveFile  </code></td><td> Character </td><td> Used in constructing names of station archive files </td></tr>
<tr align=left><td><code> defaultOutputFile  </code></td><td> Character </td><td> Holds name of default output file, which uses tab-text format with most recent conditions at all stations </td></tr>
<tr align=left><td><code> dgOutputFile </code></td><td> Character </td><td> Holds name output file, which uses tab-text format with most recent conditions at all stations suitable for plotting using interactive spreadsheet or graphing software.</td></tr>
<tr align=left><td><code> updateFile  </code></td><td> Character </td><td> Holds name of update file which contains date and time data were last updated; the contents of this file are used in labeling charts. </td></tr>
<tr align=left><td><code> latestDate  </code></td><td> Character </td><td> Latest date in data file of last station listed in thresh_in.txt, (2-digit day, 3-letter month, 4-digit year format) </td></tr>
<tr align=left><td><code> revdat </code></td><td> Character </td><td> Date of latest revision to program thresh </td></tr>
<tr align=left><td><code> psn </code></td><td> Character </td><td> Position in file (append or rewind)  </td></tr>
<tr align=left><td><code> fdat </code></td><td> Character </td><td> Latest date in data file of last station listed in thresh_in.txt (MMDDYYYY format) </td></tr>
<tr align=left><td><code> timeSeriesPlotFile  </code></td><td> Character </td><td> Used in constructing names of time-series plot files </td></tr>
<tr align=left><td><code> sysDate  </code></td><td> Character </td><td> Today's date, from the system clock </td></tr>
<tr align=left><td><code> vrsn </code></td><td> Character </td><td> Current version of computer program thresh </td></tr>
<tr align=left><td><code> timeSeriesExceedFile  </code></td><td> Character </td><td> Used in constructing names of time-series files of threshold exceedance </td></tr>
<tr align=left><td><code> latestTime  </code></td><td> Character </td><td> The latest time at the last station listed in thresh_in.txt </td></tr>
<tr align=left><td><code> plotFormat  </code></td><td> Character </td><td> Output format </td></tr>
<tr align=left><td><code> fcUnit </code></td><td> Character </td><td> Units for antecedent wetness index, used to select correct conversion factor </td></tr>
<tr align=left><td><code> powerUnit </code></td><td> Character </td><td> Units for intensity duration threshold, used to select correct conversion factor </td></tr>
<tr align=left><td><code> precipUnit </code></td><td> Character </td><td> Units for precipitation data in input files </td></tr>
<tr align=left><td><code> pd </code></td><td> Character </td><td> Pound sign </td></tr>
<tr align=left><td><code> cm </code></td><td> Character </td><td> Comma </td></tr>
<tr align=center><th colspan="3" style='border:1px solid black;padding:0in 6pt 0in 6pt'> CHARACTER ARRAYS </th></tr>
<tr align=left><td><code> datim </code></td><td> Character array </td><td> Holds time and date formatted for output to text file </td></tr>
<tr align=left><td><code> datimb </code></td><td> Character array </td><td> Holds time and date formatted for output to html file, with html line break between time and date </td></tr>
<tr align=left><td><code> dataLocation </code></td><td> Character array </td><td> Path names of rain gage data files read from <code>thresh_in.txt</code> </td></tr>
<tr align=left><td><code> stationNumber </code></td><td> Character array </td><td> Rain gage station numbers </td></tr>
<tr align=left><td><code> stationLocation </code></td><td> Character array </td><td> Geographic names of rain gage stations </td></tr>
<tr align=center><th colspan="3" style='border:1px solid black;padding:0in 6pt 0in 6pt'> LOGICAL </th></tr>
<tr align=left><td><code> flagRealtime </code></td><td> Logical </td><td> Used to disable real-time mode (<code>flagRealtime=.false.</code>) when statistics output is selected (<code>stats=.true.</code>); the default is <code> flagRealTime=.true. </code> </td></tr>
<tr align=left><td><code> powerSwitch </code></td><td> Logical </td><td> If <code>powerSwitch==.true.</code> (and other options are false), the power law will be chosen to calculate intensity-duration thresholds </td></tr>
<tr align=left><td><code> polySwitch </code></td><td> Logical </td><td> If <code>polySwitch==.true</code> (and other options are false), a fifth degree polynomial will be chosen to calculate intensity-duration thresholds </td></tr>
<tr align=left><td><code> interSwitch </code></td><td> Logical </td><td> If <code>interSwitch==true.</code> (and other options are false), linear interpolating points will be chosen to calculate intensity-duration thresholds </td></tr>
<tr align=left><td><code> stats </code></td><td> Logical </td><td> If <code>stats==.true.</code>, provides extra output for comparing data over long periods of time </td></tr>
<tr align=center><th colspan="3" style='border:1px solid black;padding:0in 6pt 0in 6pt'> REAL </th></tr>
<tr align=left><td><code> AWIconversion </code></td><td> Real </td><td> Conversion factor for AWI </td></tr>
<tr align=left><td><code> Awimx </code></td><td> Real </td><td> Maximum computed value of AWI at a station for time period covered by the rain gage data file </td></tr>
<tr align=left><td><code> AWIThresh </code></td><td> Real </td><td> Holds last computed value of antecedent wetness index from Thlast.txt </td></tr>
<tr align=left><td><code> decayFactor </code></td><td> Real </td><td> Exponential decay factor for computing antecedent wetness index </td></tr>
<tr align=left><td><code> drainConst </code></td><td> Real </td><td> Drainage constant for antecedent wetness index </td></tr>
<tr align=left><td><code> fieldCap </code></td><td> Real </td><td> Field Capacity, <i>C<sub>f</sub></i><sup>7</sup>, for computing AWI </td></tr>
<tr align=left><td><code> in2mm </code></td><td> Real </td><td> Conversion factor for antecedent wetness index </td></tr>
<tr align=left><td><code> intercept </code></td><td> Real </td><td> Recent-precipitation-(vertical-) axis intercept of <i>R</i>-day Recent/<i>A</i>-day Antecedent threshold </td></tr>
<tr align=left><td><code> lowLim </code></td><td> Real </td><td> Lower duration limit for applying precipitation intensity duration threshold </td></tr>
<tr align=left><td><code> minTStormGap </code></td><td> Real </td><td> Number of hours of no rainfall needed to separate storms in computing the intensity-duration threshold </td></tr>
<tr align=left><td><code> polynomArr </code></td><td> Real </td><td> Coefficients of the fifth degree polynomial used to represent rainfall intensity and duration thresholds that are not adequately modeled by a power function </td></tr>
<tr align=left><td><code> powerCoeff </code></td><td> Real </td><td> Coefficient of power-law-defined intensity-duration threshold </td></tr>
<tr align=left><td><code> powerExp </code></td><td> Real </td><td> Exponent of power-law-defined intensity-duration threshold </td></tr>
<tr align=left><td><code> rntsymx </code></td><td> Real </td><td> Maximum <code>TavgIntensity</code>-hour computed rainfall intensity at a station for time period covered by the rain gage data file </td></tr>
<tr align=left><td><code> runningIntens </code></td><td> Real </td><td> Running average intensity threshold, <i>I<sub>E</sub></i> </td></tr>
<tr align=left><td><code> seasonalAntThresh </code></td><td> Real </td><td> Threshold value for defining wet conditions using the AWI </td></tr>
<tr align=left><td><code> slope </code></td><td> Real </td><td> Slope of <i>R</i>-day Recent/<i>A</i>-day Antecedent precipitation threshold </td></tr>
<tr align=left><td><code> TavgIntensity </code></td><td> Real </td><td> Number of hours used in computing a running-average rainfall intensity </td></tr>
<tr align=left><td><code> Tintensity </code></td><td> Real </td><td> Number of hours used in computing a running-average (mean) intensity, if <code>Tintensity>0</code>; or compute storm-average intensity for duration of current storm, if <code>Tintensity==0</code>. </td></tr>
<tr align=left><td><code> upLim </code></td><td> Real </td><td> Upper duration limit for applying precipitation intensity duration threshold </td></tr>
<tr align=center><th colspan="3" style='border:1px solid black;padding:0in 6pt 0in 6pt'> REAL ARRAYS </th></tr>
<tr align=left><td><code> AWI </code></td><td> Real array </td><td> Antecedent Water Index (AWI) </td></tr>
<tr align=left><td><code> AWI_0 </code></td><td> Real array </td><td> Starting value of AWI retrieved from Thlast.txt </td></tr>
<tr align=left><td><code> deficit_recent_antecedent </code></td><td> Real array </td><td> All values of deficit or surplus of the <i>R</i>-day recent and prev. <i>A</i>-day antecedent precipitation threshold at current station</td></tr>
<tr align=left><td><code> deficit_recent_antecedent_s </code></td><td> Real array </td><td> Current (or latest) deficit or surplus of the <i>R</i>-day recent and prev. <i>A</i>-day antecedent precipitation threshold at each station </td></tr>
<tr align=left><td><code> dur </code></td><td> Real array </td><td> Storm duration at each line in the current data file </td></tr>
<tr align=left><td><code> durs </code></td><td> Real array </td><td> Current or latest storm duration at each station </td></tr>
<tr align=left><td><code> evapConsts </code></td><td> Real array </td><td> Monthly average evapotranspiration in terms of hourly rates (Divide monthly amount of evapotranspiration by number of hours in the month.)</td></tr>
<tr align=left><td><code> intensity </code></td><td> Real array </td><td> Storm-average rainfall intensity at each line in the current data file </td></tr>
<tr align=left><td><code> intsys </code></td><td> Real array </td><td> Current of latest value of storm-average rainfall intensity at each station </td></tr>
<tr align=left><td><code> runIntensity </code></td><td> Real array </td><td> Running average TavgIntensity-hourly rainfall intensity at each line in the current data file </td></tr>
<tr align=left><td><code> srunIntensity </code></td><td> Real array </td><td> Current or latest value of running average TavgIntensity-hourly rainfall intensity at each station </td></tr>
<tr align=left><td><code> sumTantecedent </code></td><td> Real array </td><td> Cumulative <i>A</i>-day (<code>Tantededent</code>-hour) antecedent precipitation at each line in the current data file </td></tr>
<tr align=left><td><code> sumAntecedent_s </code></td><td> Real array </td><td> Current or latest value of cumulative <i>A</i>-day (<code>Tantededent</code>-hour) antecedent precipitation at each station </td></tr>
<tr align=left><td><code> sumTrecent </code></td><td> Real array </td><td> Cumulative <i>R</i>-day (<code>Trecent</code>-hour) precipitation at each line in the current data file </td></tr>
<tr align=left><td><code> sumRecent_s </code></td><td> Real array </td><td> Current of latest value of cumulative <i>R</i>-day (<code>Trecent</code>-hour) precipitation at each station </td></tr>
<tr align=left><td><code> sthreshIntensityDuration </code></td><td> Real array </td><td> Current or latest value of intensity-duration threshold exceedance index, <i>E<sub>ID</sub></i><sup>8</sup>, at each station </td></tr>
<tr align=left><td><code> threshAvgExceed </code></td><td> Real array </td><td> Running average (over duration <code>TavgIntensity</code>) intensity exceedance index, <i>E<sub>ID,f</sub></i><sup>9</sup>, at each line in the current data file </td></tr>
<tr align=left><td><code> srunIntensity </code></td><td> Real array </td><td> Current or latest value of running average (over duration <code>TavgIntensity</code>) intensity exceedance index at each station </td></tr>
<tr align=left><td><code> threshIntensityDuration </code></td><td> Real array </td><td> Intensity-duration threshold exceedance index, <i>E<sub>ID</sub></i>, at each line in the current data file </td></tr>
<tr align=center><th colspan="3" style='border:1px solid black;padding:0in 6pt 0in 6pt'> DOUBLE PRECISION </th></tr>
<tr align=left><td><code> trfbeg </code></td><td> Double Precision </td><td> Determines the starting time of a storm in the track_storm subroutine </td></tr>
<tr align=left><td><code> trfend </code></td><td> Double Precision </td><td> Determines the ending time of a storm in the track_storm subroutine </td></tr>
<tr align=left><td><code> dgap </code></td><td> Double Precision </td><td> Hours between storms in the track_storm subroutine </td></tr>
<tr align=center><th colspan="3" style='border:1px solid black;padding:0in 6pt 0in 6pt'> DOUBLE PRECISION ARRAYS </th></tr>
<tr align=center><td colspan="3" style='border:1px solid black;padding:0in 6pt 0in 6pt'>  These arrays represent the date using days since January 1, 1904, with time since midnight as a decimal fraction, for example, 11:59:00 a.m. January 31, 2017 is 41304.499305555556 (1904 date serial number format) </td></tr>
<tr align=left><td><code> eachDate1904 </code></td><td> Double Precision array </td><td> Time and date in 1904 date serial number format for each line of data read from the current rain gage file </td></tr>
<tr align=left><td><code> last1904 </code></td><td> Double Precision array </td><td> Time and date in 1904 date serial number format for the last value from each rain gage (i.e. imported from Thlast.txt) </td></tr>
<tr align=left><td><code> newest1904 </code></td><td> Double Precision array </td><td> Time and date in 1904 date serial number format for the last value from most recent data (i.e. imported from the rain gage data file) </td></tr>
<tr align=left><td><code> tstormBeg1904 </code></td><td> Double Precision array </td><td> Time and date in 1904 date serial number format for the beginning of the current or most recent storm at each rain gage (i.e. imported from Thlast.txt or computed from recent data) </td></tr>
<tr align=left><td><code> tstormEnd1904 </code></td><td> Double Precision array </td><td> Time and date in 1904 date serial number format for the beginning of the current or most recent storm at each rain gage (i.e. imported from Thlast.txt or computed from recent data) </td></tr>
 </table></center>
<ol type="1">
  <li><i>R</i> : Number of days to compute recent precipitation </li>
  <li><i>A</i> : Number of days to compute antecedent precipitation </li>
  <li><i>I</i> : Storm-average precipitation Intensity </li>
  <li><i>I<sub>FD</sub></i> : Constant- or fixed-duration precipitation intensity </li>
  <li><i>I<sub>E</sub></i> : Running-average precipitation intensity threshold </li>
  <li><i>D<sub>f</sub></i> : Duration, in hours, for computing the running-average intensity </li>
  <li><i>C<sub>f</sub></i> : Field capacity, amount of water held by a column of soil after gravity drainage </li>
  <li><i>E<sub>ID</sub></i> : Index for exceedance of the Intensity-Duration (ID) threshold </li>
  <li><i>E<sub>ID,f</sub></i> : Index for exceedance of the Running-Average Intensity (ID) threshold of duration <i>D<sub>f</sub></i> </li>
</ol>
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